you try following code,
NSString *URL = [NSString stringWithFormat:@"com.sygic.aura://coordinate|%f|%f|drive",
self.coordinate.longitude,
self.coordinate.latitude];
NSURL *newURL = [NSURL URLWithString:[URL stringByAddingPercentEscapesUsingEncoding:NSUTF8StringEncoding] ];
if(newURL)
{
[[UIApplication sharedApplication] openURL:newURL];
}
else
{
NSLog(@"Something wrong with lat or long or both");
}